Home / 50,211,581.91-75,346,430.94-21,062,810.49

Finding the Fourth Proportional to 50,211,581.91, 75,346,430.94 and 21,062,810.49

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Solution

The fourth proportional to 50,211,581.91, 75,346,430.94 and 21,062,810.49 is: 31,606,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,211,581.91 : 75,346,430.94 = 21,062,810.49 : x
  2. Step 2: Convert to fraction form
    50,211,581.91/75,346,430.94 = 21,062,810.49/x
  3. Step 3: Cross multiply
    50,211,581.91x = 75,346,430.94 × 21,062,810.49
  4. Step 4: Simplify right side
    50,211,581.91x = 1,587,007,595,987,092.50
  5. Step 5: Solve for x
    x = 1,587,007,595,987,092.50/50,211,581.91
  6. Step 6: Final answer
    x = 31,606,405.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.